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104270213 = 470322171
BaseRepresentation
bin1100011011100…
…00100110000101
321021012110211202
412031300212011
5203143121323
614202512245
72404165535
oct615604605
9237173752
10104270213
1153948833
122ab05685
13187aa368
14dbc34c5
159249d28
hex6370985

104270213 has 4 divisors (see below), whose sum is σ = 104297088. Its totient is φ = 104243340.

The previous prime is 104270191. The next prime is 104270219. The reversal of 104270213 is 312072401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 104270213 - 26 = 104270149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104270219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6383 + ... + 15788.

It is an arithmetic number, because the mean of its divisors is an integer number (26074272).

Almost surely, 2104270213 is an apocalyptic number.

It is an amenable number.

104270213 is a deficient number, since it is larger than the sum of its proper divisors (26875).

104270213 is an equidigital number, since it uses as much as digits as its factorization.

104270213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26874.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 104270213 is about 10211.2787152247. The cubic root of 104270213 is about 470.6738681386.

The spelling of 104270213 in words is "one hundred four million, two hundred seventy thousand, two hundred thirteen".

Divisors: 1 4703 22171 104270213